from rest_framework import serializers
from .models import Coupon,UserCoupon
class CouponModelSerializer(serializers.ModelSerializer):
    class Meta:
        model=Coupon
        fields=("name","coupon_type","timer","condition","sale")

class UserCouponModelSerializer(serializers.ModelSerializer):
    coupon=CouponModelSerializer()
    class Meta:
        model=UserCoupon
        fields=("id","start_time","coupon")